404 to 301 <= 3.0.7 - Missing Authorization to Redirect Creation

Summary

CVECVE-2021-4338
StatePUBLISHED
AssignerWordfence
Source PriorityCVE Program / NVD first with legacy fallback
Published2023-06-07 02:15:12 UTC
Updated2026-04-08 17:16:38 UTC
DescriptionThe 404 to 301 plugin for WordPress is vulnerable to authorization bypass due to missing capability checks on the open_redirect & save_redirect functions in versions up to, and including, 3.0.7. This makes it possible for authenticated attackers to view, create and edit redirections.

Risk And Classification

Primary CVSS: v3.1 5.4 MEDIUM from [email protected]

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Problem Types: CWE-284 | CWE-862 | CWE-284 CWE-284 Improper Access Control


VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary5.4MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
3.1[email protected]Secondary6.4MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
3.1CNADECLARED6.4MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Duckdev 404 To 301 All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Joelcj91 404 To 301 Redirect Log And Notify 404 Errors affected 3.0.7 semver Not specified

References

ReferenceSourceLinkTags
WordPress Plugin 404 to 301-Redirect, Log and Notify 404 Errors Security Bypass (3.0.7) - Vulnerabilities - Acunetix af854a3a-2127-422b-91ae-364da2661108 www.acunetix.com Third Party Advisory
403 Forbidden af854a3a-2127-422b-91ae-364da2661108 plugins.trac.wordpress.org Patch
404 to 301 <= 3.0.7 - Missing Authorization to Redirect Creation af854a3a-2127-422b-91ae-364da2661108 www.wordfence.com Third Party Advisory
Broken access control vulnerability fixed in WordPress 404 to 301 plugin. – NinTechNet af854a3a-2127-422b-91ae-364da2661108 blog.nintechnet.com Exploit
404 to 301 < 3.0.8 - Broken Access Control WordPress Security Vulnerability af854a3a-2127-422b-91ae-364da2661108 wpscan.com Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Jerome Bruandet (en)

Additional Advisory Data

SourceTimeEvent
CNA2021-06-18T00:00:00.000ZDisclosed

© CVE.report 2026

Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.

CVE, CWE, and OVAL are registred trademarks of The MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. This site includes MITRE data granted under the following license.

Free CVE JSON API cve.report/api

CVE.report and Source URL Uptime Status status.cve.report